Published at Wednesday, 19 December 2018. Industrial Machinery. By Agathe David.
He report a customary two-wheel vertical band sawmill; no mention is made of blade guides or how the blade is tension ed over the wheels.
Stewart‘s patent was lost in the 1836 patent office—fire, as-well as so far we have only the patent title ("Band or belt saw"). A explanation written by a journal editor who confessed himself as “little acquainted with machinery in general“.
The proposition of the band saw dates rear to at least 1809, when William Newberry received a British patent for the proposition, but band saws remained impractical because of the blades. No‐one could construct a band saw blade that could resist the constant bending until Frenchman A. Perin introduced a feasible blade in the early 1860s. Band saws quickly became popular in England also the rest of Europe. By the tardy 1860s 'the blades' had made‐their way to North America with the first produced American 'band saws' appeared. There were a surprising number of patents as originator either anticipated the final development of better blades, or were so impractical as not to notice that blades were not available.
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